.Net Interview Question Tutorials

• OOPs-Introduction
• OOPs Concepts
• Objects
• Class
• Types of Class
• Regular Class
• Abstract Class
• Static Class
• Partial Class
• Sealed Class
• Nested Class
• Generic Class
• Constructors
• Constructor Introduction
• Default Constructor
• Parameterized Constructor
• Copy Constructor
• Static Constructor
• Private Constructor
• Constructor Overloading
• Destructor
• Constructor Question
• OOPs Concepts
• Abstraction
• Encapsulation
• Abstraction vs Encapsulation
• Inheritance
• Types of Inheritance
• PolyMorphism
• PolyMorphism Introduction
• CompileTime PolyMorphism
• RunTime PolyMorphism
• Method Overloading vs Overriding
• Access specifiers
• Access specifiers Introduction
• Default Access Modifiers Introduction
• Modifier vs Access Modifiers
• Loops
• Loops Introduction
• Continue vs Break Statement
• If-Else Alternative Ways
• Abstract Class & Interface
• Interface Introduction
• Abstract Class Introduction
• Abstract Class vs Interface
• When-Abstract Class and Interface
• Multiple Interfaces-Same Method Name
• Interface - Real Application
• Interface and Abstract Class-Questions
• Collections
• Generics Introduction
• Collections Introduction
• Array vs ArrayList
• Hashtable vs Dictionary
• List vs Dictionary
• Delegates
• Delegate Introduction
• Delegates and Events
• Delegates Callback
• Delegates Anonymous
• Delegates vs Events
• C# Method
• Method Introduction
• PassbyValue vs PassbyReference
• Ref vs Out
• Method-Return Multiple values
• Param Keyword
• Optional Parameter
• Named Parameter
• Extension Method
• Solid Principals
• SOLID Principal Introduction
• SRP-(Single responsibility principle)
• SRP with Multiple Methods
• OCP-(Open closed principle)
• LSP-(Liskov substitution principle)
• ISP-(Interface segregation principle)
• DIP-(Dependency inversion principle)
• SOLID Principal vs Design Patterns
• Garbage Collection
• Garbage Collection Introduction
• Dispose-Finlize
• Dispose vs Finlize
• Exception Handling
• Exception Handling Introduction
• Multiple try-catch Block
• Custom Exception
• Throw vs Throw ex
• Finally in Real Application
• Exception Handling Question
• Important
• This Keyword
• IS vs AS
• Var vs Dynamic
• Object vs Dynamic
• Const vs ReadOnly
• Enum Keyword
• Struct Keyword
• Class vs Struct
• == vs Equals
• ToString() vs Convert.ToString()
• Boxing vs Unboxing
• Type Casting
• Value vs Reference Types
• C# String
• C# StringBuilder
• String vs StringBuilder
• When -String and StringBuilder
• String Interpolation
• Yield Keyword
• Error vs Exception
• Performance Optimization
• SQL Query Optimization
• SQL Stored Procedure Optimization
• .NET Core Web API Performance Optimization
• .NET Projects - Technical Challenges
• .NET Core- Ways to Manage Errors